Hi, tushar. 

IIT and NIT are the most competitive colleges to get into through the exams.

With your percentile your marks would be ranging it between 67 to 70.

With that marks, your rank would be between 150000 to 250000.

The minimum rank required for you to have a guaranteed admissions in the NIT is certainly below one lakh.

With these rank you're not able to get into the NIT college, but you can try through second counselling.

Please check the link below for the college predictor using your JEE college marks and rank.

https://engineering.careers360.com/jee-main-college-predictor

Goodluck